1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.wifi.savedaccesspoints; 18 19 import android.annotation.Nullable; 20 import android.app.settings.SettingsEnums; 21 import android.content.Context; 22 import android.os.Bundle; 23 24 import androidx.annotation.VisibleForTesting; 25 import androidx.preference.PreferenceScreen; 26 27 import com.android.settings.R; 28 import com.android.settings.core.SubSettingLauncher; 29 import com.android.settings.dashboard.DashboardFragment; 30 import com.android.settings.wifi.WifiSettings; 31 import com.android.settings.wifi.details.WifiNetworkDetailsFragment; 32 import com.android.settingslib.wifi.AccessPoint; 33 import com.android.settingslib.wifi.AccessPointPreference; 34 35 /** 36 * UI to manage saved networks/access points. 37 * 38 * Migrating from Wi-Fi SettingsLib to to WifiTrackerLib, this object will be removed in the near 39 * future, please develop in 40 * {@link com.android.settings.wifi.savedaccesspoints2.SavedAccessPointsWifiSettings2}. 41 */ 42 public class SavedAccessPointsWifiSettings extends DashboardFragment { 43 44 private static final String TAG = "SavedAccessPoints"; 45 46 @VisibleForTesting 47 Bundle mAccessPointSavedState; 48 private AccessPoint mSelectedAccessPoint; 49 50 // Instance state key 51 private static final String SAVE_DIALOG_ACCESS_POINT_STATE = "wifi_ap_state"; 52 53 @Override getMetricsCategory()54 public int getMetricsCategory() { 55 return SettingsEnums.WIFI_SAVED_ACCESS_POINTS; 56 } 57 58 @Override getPreferenceScreenResId()59 protected int getPreferenceScreenResId() { 60 return R.xml.wifi_display_saved_access_points; 61 } 62 63 @Override getLogTag()64 protected String getLogTag() { 65 return TAG; 66 } 67 68 @Override onAttach(Context context)69 public void onAttach(Context context) { 70 super.onAttach(context); 71 use(SavedAccessPointsPreferenceController.class) 72 .setHost(this); 73 use(SubscribedAccessPointsPreferenceController.class) 74 .setHost(this); 75 } 76 77 @Override onCreate(Bundle savedInstanceState)78 public void onCreate(Bundle savedInstanceState) { 79 super.onCreate(savedInstanceState); 80 if (savedInstanceState != null) { 81 if (savedInstanceState.containsKey(SAVE_DIALOG_ACCESS_POINT_STATE)) { 82 mAccessPointSavedState = 83 savedInstanceState.getBundle(SAVE_DIALOG_ACCESS_POINT_STATE); 84 } else { 85 mAccessPointSavedState = null; 86 } 87 } 88 } 89 90 @Override onStart()91 public void onStart() { 92 super.onStart(); 93 if (mAccessPointSavedState != null) { 94 final PreferenceScreen screen = getPreferenceScreen(); 95 use(SavedAccessPointsPreferenceController.class).displayPreference(screen); 96 use(SubscribedAccessPointsPreferenceController.class).displayPreference(screen); 97 } 98 } 99 showWifiPage(@ullable AccessPointPreference accessPoint)100 public void showWifiPage(@Nullable AccessPointPreference accessPoint) { 101 removeDialog(WifiSettings.WIFI_DIALOG_ID); 102 103 if (accessPoint != null) { 104 // Save the access point and edit mode 105 mSelectedAccessPoint = accessPoint.getAccessPoint(); 106 } else { 107 // No access point is selected. Clear saved state. 108 mSelectedAccessPoint = null; 109 mAccessPointSavedState = null; 110 } 111 112 if (mSelectedAccessPoint == null) { 113 mSelectedAccessPoint = new AccessPoint(getActivity(), mAccessPointSavedState); 114 } 115 final Bundle savedState = new Bundle(); 116 mSelectedAccessPoint.saveWifiState(savedState); 117 118 new SubSettingLauncher(getContext()) 119 .setTitleText(mSelectedAccessPoint.getTitle()) 120 .setDestination(WifiNetworkDetailsFragment.class.getName()) 121 .setArguments(savedState) 122 .setSourceMetricsCategory(getMetricsCategory()) 123 .launch(); 124 } 125 126 @Override onSaveInstanceState(Bundle outState)127 public void onSaveInstanceState(Bundle outState) { 128 super.onSaveInstanceState(outState); 129 // If the dialog is showing (indicated by the existence of mSelectedAccessPoint), then we 130 // save its state. 131 if (mSelectedAccessPoint != null) { 132 mAccessPointSavedState = new Bundle(); 133 mSelectedAccessPoint.saveWifiState(mAccessPointSavedState); 134 outState.putBundle(SAVE_DIALOG_ACCESS_POINT_STATE, mAccessPointSavedState); 135 } 136 } 137 } 138